220200212120111 has 2 divisors, whose sum is σ = 220200212120112. Its totient is φ = 220200212120110.

The previous prime is 220200212120089. The next prime is 220200212120129. The reversal of 220200212120111 is 111021212002022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220200212120111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220200212120111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220200212120711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100106060055 + 110100106060056.

It is an arithmetic number, because the mean of its divisors is an integer number (110100106060056).

Almost surely, 2^{220200212120111} is an apocalyptic number.

220200212120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

220200212120111 is an equidigital number, since it uses as much as digits as its factorization.

220200212120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220200212120111 its reverse (111021212002022), we get a palindrome (331221424122133).

The spelling of 220200212120111 in words is "two hundred twenty trillion, two hundred billion, two hundred twelve million, one hundred twenty thousand, one hundred eleven".